Move the MacroBuilder utilitiy to its own header. Update references.

Comments and/or improvements to the documentation are welcome.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@93982 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp
index a015ec3..ea076ae 100644
--- a/lib/Basic/Targets.cpp
+++ b/lib/Basic/Targets.cpp
@@ -16,6 +16,7 @@
 #include "clang/Basic/Builtins.h"
 #include "clang/Basic/Diagnostic.h"
 #include "clang/Basic/LangOptions.h"
+#include "clang/Basic/MacroBuilder.h"
 #include "clang/Basic/TargetBuiltins.h"
 #include "clang/Basic/TargetOptions.h"
 #include "llvm/ADT/APFloat.h"